CN217128205U

CN217128205U - Foundation engineering pile hole bottom expanding construction device

Info

Publication number: CN217128205U
Application number: CN202220172576.6U
Authority: CN
Inventors: 陈海传; 黄燕明; 陈贤群; 陈诗丽; 陈志强
Original assignee: Guangdong Mingda Group Co ltd
Current assignee: Guangdong Mingda Group Co ltd
Priority date: 2022-01-22
Filing date: 2022-01-22
Publication date: 2022-08-05
Anticipated expiration: 2032-01-22

Abstract

The application relates to the field of pile hole bottom expanding and discloses a foundation engineering pile hole bottom expanding construction device. In this application, spout surface sliding connection has the slider, one side fixedly connected with supporting shoe that the slider was kept away from to the support column, the supporting shoe rotates and is connected with the bracing piece, the one end that the supporting shoe was kept away from to the bracing piece rotates and is connected with the locating piece, locating piece bottom fixedly connected with base, the bracing piece can support the support column, help consolidating the stability of support column once more, the security of support column has been improved, personnel's accessible control elevator motor's rotation descends to the bracing piece, the bracing piece can expand the end to the stake hole, the device helps avoiding personnel to descend because of the reaming effect that the unstability leads to the stake hole when using, the device can stabilize the bracing piece, can effectively improve under-reamed quality at the bottom of the stake, the collecting box of bottom can be collected the soil that scatters after expanding the end, the level of device green has been improved.

Description

Foundation engineering pile hole bottom expanding construction device

Technical Field

The application belongs to the technical field of pile hole bottom expanding, and particularly relates to a foundation engineering pile hole bottom expanding construction device.

Background

The pile hole bottom expanding is to expand the diameter of the pile end by using a special drill bit at the pile end after the drilling reaches the required bearing layer. By the method, the bottom of the hole with the original size on the earth surface can be enlarged in a larger size, so that the hole with the larger size on the earth surface is prevented from being opened, the land resource is saved, and the utilization rate of the land resource is improved.

The pile hole of the existing concrete cast-in-place pile is generally carried out in a manual bottom expanding mode, and the construction mode is not only difficult to hold by manpower, but also has certain danger.

SUMMERY OF THE UTILITY MODEL

The purpose of this application lies in: in order to solve the problem that the pile hole of the existing concrete cast-in-place pile is generally manually expanded, the invention provides a foundation engineering pile hole bottom expanding construction device.

The technical scheme adopted by the application is as follows: a foundation engineering pile hole bottom expanding construction device comprises a base, wherein a support column is fixedly connected to the top of the base, the top of the support column is connected with a lifting motor through a bolt, the output end of the lifting motor is in threaded connection with a first lead screw, the first lead screw penetrates through the support column and is arranged on the bottom surface inside the support column, the bottom surface of the inner side of the support column is fixedly connected with a bearing seat, the bottom of the first lead screw is clamped with the bearing seat, a sliding groove is formed in one side of the support column, the surface of the sliding groove is in sliding connection with a sliding block, one end, close to the sliding groove, of the sliding block penetrates through the support column and is in threaded connection with the first lead screw, one end, far away from the first lead screw, of the sliding block is clamped with a rotating motor, and the output end of the bottom of the rotating motor is fixedly connected with a connecting rod after being rotatably connected with the sliding block;

the connecting rod is internally provided with a telescopic motor, the bottom of the connecting rod is fixedly connected with a fixed rod, two supporting rods are connected to two ends of the fixed rod in a rotating mode, the bottom of each supporting rod is connected with two fixing rings in a rotating mode, two fixing rings are connected between the two fixing rings in a rotating mode, the bottom of the telescopic motor is fixedly connected with a second lead screw, the bottom of the second lead screw penetrates through the bottom surface of the connecting rod, one end, far away from the connecting rod, of the second lead screw penetrates through the fixed rod and is clamped to a bearing rod together with the inner thread sleeve, and a collecting box is fixedly connected to the bottom of the bearing rod.

Through above-mentioned technical scheme, personnel's accessible control elevator motor's rotation descends to the bracing piece, and the bracing piece can expand the end to the stake hole, and the device helps avoiding personnel to descend because of the reaming effect that the unstability leads to the stake hole when using, and the device can stabilize the bracing piece, can effectively improve the reaming quality at the bottom of the stake.

In a preferred embodiment, an L-shaped plate is arranged at one end, close to the supporting column, of the top of the base, one side of the L-shaped plate abuts against the supporting column, a bolt is arranged on the surface of the L-shaped plate, and the L-shaped plate is fixedly connected to the base and the supporting column through the bolt.

Through above-mentioned technical scheme, the L template effectively improves the stability of support column, has reduced the size that the device rocked at the during operation support column.

In a preferred embodiment, a control box is fixedly connected to the top of the base, and a button is arranged on the surface of the top of the control box.

Through above-mentioned technical scheme, personnel's accessible presses the rotation of button control elevator motor and flexible motor and rotation motor, effectively improves the convenience of personnel when the use device.

In a preferred embodiment, a supporting block is fixedly connected to one side of the supporting column away from the slider, the supporting block is rotatably connected with a second supporting rod, a positioning block is rotatably connected to one end of the second supporting rod away from the supporting block, and a base is fixedly connected to the bottom of the positioning block.

Through above-mentioned technical scheme, the second bracing piece can support the support column, helps consolidating the stability of support column once more, has improved the security of support column.

In a preferred embodiment, a plurality of rotating teeth are fixedly connected to the surface of the supporting rod.

Through above-mentioned technical scheme, the effect when rotating the tooth and can improving the stake hole and expand the end has reduced the required time of device expand the end.

In a preferred embodiment, one end of the supporting column close to the sliding block is inclined at 15 degrees, and the surface of the supporting column is provided with a high polymer waterproof coating on one side.

Through above-mentioned technical scheme, the support column top can shelter from the spout, protects the spout as far as possible and receives the corruption spout of rainwater.

In conclusion, due to the adoption of the technical scheme, the beneficial effects of the application are as follows:

1. in this application, owing to adopted slider one end threaded connection to have first lead screw, slider sliding connection has the spout, personnel's accessible control elevator motor's rotation descends to the bracing piece, the bracing piece can expand the end to the stake hole, the device helps avoiding personnel to descend to the reaming effect in stake hole because of the unstability when using, the device can stabilize the bracing piece, can effectively improve the reaming quality at the bottom of the stake, the collecting box of bottom can be collected the soil that scatters after expanding the end, the level of device green has been improved.

2. In this application, owing to adopted the supporting shoe to rotate with the locating piece and be connected with the bracing piece, the L template has the support column through bolted connection, and the support column can stabilize, has effectively promoted the stability of device when using, and the prevention device as far as possible leads to expanding the end effect unsatisfactory because of expanding the end and producing the shake, is favorable to improving personnel's security when the use device, improves the life of device simultaneously.

Drawings

FIG. 1 is an internal structural view of the present application;

FIG. 2 is a front view of the present application;

fig. 3 is an enlarged view of fig. 1 at a in the present application.

The labels in the figure are: 1-base, 2-support column, 3-lifting motor, 4-first screw rod, 5-bearing seat, 6-chute, 7-slide block, 8-rotating motor, 9-connecting rod, 10-telescopic motor, 11-fixed rod, 12-supporting rod, 13-rotating tooth, 14-fixed ring, 15-internal thread sleeve, 16-bearing rod, 17-second screw rod, 18-collecting box, 19-L-shaped plate, 20-bolt, 21-supporting block, 22-second supporting rod, 23-control box, 24-button and 25-positioning block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Example (b):

referring to fig. 1, a foundation engineering stake hole expands end construction equipment, including base 1, base 1 top fixedly connected with support column 2, the one end that base 1 top is close support column 2 is provided with

L template

19, 19 one side butt of L template in support column 2, L template 19 can be stabilized support column 2 and base 1, L template 19 surface is provided with bolt 20, L template 19 passes through bolt 20 fixed connection in base 1 and support column 2, L template 19 effectively improves the stability of support column 2, the size that the device rocked at during operation support column 2 has been reduced, there is elevator motor 3 at 2 tops of support column through bolted connection, help improving elevator motor 3's stability, it leads to rocking to avoid elevator motor 3 unstable when using as far as possible.

Refer to fig. 1, fig. 2, elevator motor 3's output end threaded connection has first lead screw 4, first lead screw 4 passes support column 2 and sets up in the inside bottom surface of

support column

2, 2 inboard bottom surface fixedly connected with bearing frame 5 of support column, first lead screw 4 can rotate in the inside of

bearing frame

5, 4 bottoms of first lead screw and 5 joints of bearing frame, spout 6 has been seted up to support column 2 one side, the one end that support column 2 is close slider 7 is 15 slopes, 2 surfaces of support column are provided with one side polymer waterproof coating, help improving the life of

support column

2, 2 tops of support column can shelter from spout 6, protection spout 6 receives the corruption spout 6 of rainwater as far as possible.

Refer to fig. 1, fig. 2, 6 surface sliding connection of spout has slider 7, one side fixedly connected with supporting shoe 21 of slider 7 is kept away from to support column 2, supporting shoe 21 rotates and is connected with second bracing piece 22, the one end that supporting shoe 21 was kept away from to second bracing piece 22 rotates and is connected with locating piece 25, locating piece 25 bottom fixedly connected with base 1, second bracing piece 22 can support column 2, help consolidating the stability of support column 2 once more, the security of support column 2 has been improved, spout 6 helps the gliding position of firm slider 7, break away from preset position when avoiding slider 7 to slide as far as possible, slider 7 is close the one end of spout 6 and is passed support column 2 threaded connection in first lead screw 4, can drive slider 7 when first lead screw 4 rotates and rise or descend.

Refer to fig. 1, the one end joint that first lead screw 4 was kept away from to slider 7 has rotation motor 8, slider 7 helps the position of firm rotation motor 8, effectively improve the stability of rotation motor 8 when using, rotate motor 8 bottom output and slider 7 and rotate back fixedly connected with connecting rod 9 of being connected, connecting rod 9 rotates with slider 7 to be connected, slider 7 and 1 top fixedly connected with control box 23 of base, control box 23 top surface is provided with button 24, personnel's accessible is pressed button 24 and is controlled elevator motor 3 and flexible motor 10 and the rotation of rotating motor 8, effectively improve personnel's convenience when the operative installations.

Referring to fig. 1 and 3, a telescopic motor 10 is arranged inside a connecting rod 9, a fixing rod 11 is fixedly connected to the bottom of the connecting rod 9, two supporting rods 12 are connected to two ends of the fixing rod 11 in a rotating mode, the fixing rod 11 can stabilize the position of the supporting rod 12, a plurality of rotating teeth 13 are fixedly connected to the surfaces of the supporting rods 12, the rotating teeth 13 can improve the effect of pile hole bottom expanding, the time required by bottom expanding of the device is shortened, and the supporting rods 12 can expand the inner wall of the pile hole after rotating.

Referring to fig. 1, fig. 3, two supporting rods 12 bottom are rotated and are connected with two solid fixed rings 14, it is connected with same internal thread cover 15 to rotate between two solid fixed rings 14, supporting rod 12 can stretch out and draw back to both sides when internal thread cover 15 goes up and down, the fixedly connected with second lead screw 17 in flexible motor 10 bottom, connecting rod 9 bottom surface is passed to second lead screw 17 bottom, the one end that connecting rod 9 was kept away from to second lead screw 17 is passed dead lever 11 and internal thread cover 15 joint in bearing rod 16, bearing rod 16 rotates back internal thread cover 15 and can go up and down, bearing rod 16 bottom fixedly connected with collecting box 18, collecting box 18 helps collecting the earth that scatters when reaming, avoid earth to block pivoted supporting rod 12 as far as possible.

The application provides a foundation engineering stake hole under-reamed construction equipment's embodiment's implementation principle does: after the hole site is beaten to personnel, open elevator motor 3 through using button 24, let bracing piece 12 fall into preset position, when bracing piece 12 falls into preset position, bracing piece 12 can strut to both sides after opening flexible motor 10, personnel open when bracing piece 12 struts to preset position and can expand the end to the predetermined hole site in bottom after rotating motor 8, the mud piece that the end that expands produced this moment falls into inside collecting box 18, the flexible motor 10 of personnel reversal is packed up bracing piece 12 after expanding the end and finishing this moment, bracing piece 12 can rise to the normal position after reversing elevator motor 3 once more.

The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims

1. The utility model provides a foundation engineering stake hole under-reamed construction equipment, includes base (1), its characterized in that: base (1) top fixedly connected with support column (2), there are elevator motor (3) at support column (2) top through bolted connection, the output threaded connection of elevator motor (3) has first lead screw (4), first lead screw (4) pass support column (2) and set up in support column (2) inside bottom surface, support column (2) inboard bottom surface fixedly connected with bearing frame (5), first lead screw (4) bottom and bearing frame (5) joint, spout (6) have been seted up to support column (2) one side, spout (6) surface sliding connection has slider (7), support column (2) threaded connection is passed to the one end that slider (7) are close spout (6), the one end joint that first lead screw (4) was kept away from in slider (7) has rotation motor (8), rotates motor (8) bottom output and slider (7) and rotates and is connected back fixedly connected with connecting rod (9) (ii) a

Connecting rod (9) inside is provided with flexible motor (10), connecting rod (9) bottom fixedly connected with dead lever (11), dead lever (11) both ends are rotated and are connected with two bracing pieces (12), two bracing piece (12) bottom is rotated and is connected with two solid fixed ring (14), two it is connected with same interior thread bush (15) to rotate between solid fixed ring (14), flexible motor (10) bottom fixedly connected with second lead screw (17), connecting rod (9) bottom surface is passed to second lead screw (17) bottom, the one end that connecting rod (9) were kept away from in second lead screw (17) passes dead lever (11) and interior thread bush (15) joint in bearing bar (16), bearing bar (16) bottom fixedly connected with collecting box (18).

2. The foundation engineering pile hole bottom-expanding construction device of claim 1, wherein: the base is characterized in that an L-shaped plate (19) is arranged at one end, close to the supporting column (2), of the top of the base (1), one side of the L-shaped plate (19) abuts against the supporting column (2), a bolt (20) is arranged on the surface of the L-shaped plate (19), and the L-shaped plate (19) is fixedly connected to the base (1) and the supporting column (2) through the bolt (20).

3. The foundation engineering pile hole bottom-expanding construction device of claim 1, wherein: the base (1) top fixedly connected with control box (23), control box (23) top surface is provided with button (24).

4. The foundation engineering pile hole bottom-expanding construction device of claim 1, wherein: one side fixedly connected with supporting shoe (21) of slider (7) are kept away from in support column (2), supporting shoe (21) rotate and are connected with second bracing piece (22), the one end that supporting shoe (21) were kept away from in second bracing piece (22) rotates and is connected with locating piece (25), locating piece (25) bottom fixedly connected with base (1).

5. The foundation engineering pile hole bottom-expanding construction device of claim 1, wherein: the surface of the support rod (12) is fixedly connected with a plurality of rotating teeth (13).

6. The foundation engineering pile hole bottom-expanding construction device of claim 1, wherein: the supporting column (2) is close to one end of the sliding block (7) and is inclined by 15 degrees, and the surface of the supporting column (2) is provided with a high-molecular waterproof coating on one side.